#version 460 core
layout(location = 0) in vec3 pos;
uniform float rOffset;	
out vec4 vertexPos;
void main() {
	gl_Position = vec4(pos.x + rOffset, pos.y, pos.z, 1.0f);	// 向右偏移顶点位置
	vertexPos = gl_Position;	// 将顶点位置传送到Fragment Shader中
}